/*
 * Copyright 2010-2025 Hyland Software, Inc. and its affiliates.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.activiti.validation.validator.impl;

import java.util.List;
import org.activiti.bpmn.model.BpmnModel;
import org.activiti.bpmn.model.EventDefinition;
import org.activiti.bpmn.model.IntermediateCatchEvent;
import org.activiti.bpmn.model.LinkEventDefinition;
import org.activiti.bpmn.model.MessageEventDefinition;
import org.activiti.bpmn.model.Process;
import org.activiti.bpmn.model.SignalEventDefinition;
import org.activiti.bpmn.model.TimerEventDefinition;
import org.activiti.validation.ValidationError;
import org.activiti.validation.validator.Problems;
import org.activiti.validation.validator.ProcessLevelValidator;

/**

 */
public class IntermediateCatchEventValidator extends ProcessLevelValidator {

    @Override
    protected void executeValidation(BpmnModel bpmnModel, Process process, List<ValidationError> errors) {
        List<IntermediateCatchEvent> intermediateCatchEvents = process.findFlowElementsOfType(
            IntermediateCatchEvent.class
        );
        for (IntermediateCatchEvent intermediateCatchEvent : intermediateCatchEvents) {
            EventDefinition eventDefinition = null;
            if (!intermediateCatchEvent.getEventDefinitions().isEmpty()) {
                eventDefinition = intermediateCatchEvent.getEventDefinitions().get(0);
            }

            if (eventDefinition == null) {
                addError(errors, Problems.INTERMEDIATE_CATCH_EVENT_NO_EVENTDEFINITION, process, intermediateCatchEvent);
            } else {
                if (
                    !(eventDefinition instanceof TimerEventDefinition) &&
                    !(eventDefinition instanceof SignalEventDefinition) &&
                    !(eventDefinition instanceof MessageEventDefinition) &&
                    !(eventDefinition instanceof LinkEventDefinition)
                ) {
                    addError(
                        errors,
                        Problems.INTERMEDIATE_CATCH_EVENT_INVALID_EVENTDEFINITION,
                        process,
                        intermediateCatchEvent
                    );
                }
            }
        }
    }
}
